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| Patents for Lyman S. Andrews Jr. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,022,943 | Apr. 09, 1912 | A.P. Hinsky | Conduit | ||
| 1,067,951 | Jul. 22, 1913 | E.T. Trotter | Covering for electrical conductors and method of preparing the same | ||